<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>注册页面</title>
    <link rel="stylesheet" href="css/login.css">
    <link rel="stylesheet" href="css/common.css">
</head>
<body>
    <div class="nav">
        网页聊天
    </div>
    <div class="login-container">
        <div class="login-dialog">
            <h3>注册</h3>
            <div class="row">
                <span>用户名</span>
                <input type="text" id="username">
            </div>
            <div class="row">
                <span>密码</span>
                <input type="password" id="password">
            </div>
            <div class="row">
                <button id="submit">注册</button>
            </div>
        </div>
    </div>
    <!-- 引入JQuery -->
    <script src="http://code.jquery.com/jquery-2.1.1.min.js"></script>
    <script>
        let submitButton=document.querySelector("#submit");
        submitButton.onclick=function(){
            let username=document.querySelector("#username").value;
            let password=document.querySelector("#password").value;
            if(username=="" || password == ""){
                alert("用户输入的账号或者密码不全");
                return;
            }
            $.ajax({
                method:"post",
                url:"/register",
                data:{
                    username:username,
                    password:password
                },
                success:function(body){
                    if(body && body.userId>0){
                        alert("注册成功");
                        location.assign("/login.html");
                    }else{
                        alert("注册失败");
                    }
                }
            });
        }
    </script>
</body>
</html>